The document defines and describes several key concepts related to the internet:
1) The internet is a global system of interconnected computer networks that allows for the worldwide exchange of data using common software standards.
2) Email is a method of exchanging digital messages and files through free web-based services like Gmail, Yahoo mail, and Hotmail.
3) A blog is a short term for "weblog," which is an individual's discussion or information site that they can create through services like Blogger.
2. Blog
IP Address
Domain Names
URL
Email
What is INTERNET?
What Is INTERNET ?
• A global system of interconnected computer
networks.
• Worldwide collection of computer networks,
co-operating with each other to exchange
data using a common software standard.
• The Internet is also called as the
Information Superhighway.
inTeRneT
3. Blog
IP Address
Domain Names
URL
Email
What is INTERNET?
Email
INTERNET
• Electronic mail.
• Method of exchanging
digital messages,
files.
• Free Web-based Email
services are available
such as Gmail, Yahoo
mail, Hotmail, etc.
4. Blog
IP Address
Domain Names
URL
Email
What is INTERNET?
Blog
INTERNET
• Short term of “WEBLOG”.
•A discussion or information site.
• Individual can create Blog.
•E.g : www.blogger.com
5. Blog
IP Address
Domain Names
URL
Email
What is INTERNET?
Internet Protocol Address
INTERNET
• A unique number assigned to every device
that is on the Internet.
• Typical address may be look like this
216.27.61.137
• No leading zeros in an IP address
E.g: 123.45.067.89 - Invalid IP.
•Each address defines one & only one
connection on the internet.
6. Blog
IP Address
Domain Names
URL
Email
What is INTERNET?
Domain Names
INTERNET
• Domain Name System (DNS was developed
in 1984 by Dr. Paul Mockapetris)
• It is an Internet services that translates
domain names into IP addresses.
• It is the computer name that can be used
instead of an IP address.
7. Blog
IP Address
Domain Names
URL
Email
What is INTERNET?
Uniform Resource Locator
INTERNET
• Each web page has a unique address called a
Uniform Resource Locator (URL).
• Each URL consists of 3 parts:
i. A PROTOCOL part
ii. A HOST part
iii. A DOCUMENT part
•Web address looks like this:
http://www.google.com/about.html
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